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不同盐度梯度的桐花树种群的遗传多样性和遗传分化

黎中宝 林鹏

海洋科学2001,Vol.25Issue(2):4-7,4.
海洋科学2001,Vol.25Issue(2):4-7,4.

不同盐度梯度的桐花树种群的遗传多样性和遗传分化

GENETIC DIVERSITY AND DIFFERENTIATION OF Aegiceras corniculatum POPULATIONS IN THREE DIFFERENT SALINITY

黎中宝 1林鹏1

作者信息

  • 1. 厦门大学生命科学学院
  • 折叠

摘要

Abstract

Genetic diversity and genetic differentiation of Aegiceras corniculatum populations in three different salinity were investigated using the assay of vertical slab polyacrylamide gel electrophoresis. The results showed that relatively high level of genetic diversity was maintained. Observed heterozygosities were 0.300, and expected heterozygosity were 0.215. The coefficient of genetic differentiation between populations was low, GST =0.101, which showed that 10.1% of total heterozygosity came from inter-population. The mean genetic distance and mean genetic identity between populations were 0.045 and 0.955 respectively. Gene flow was smooth, Nm= 2.09.

关键词

等位酶/遗传多样性/遗传分化/盐度梯度/桐花树

分类

农业科技

引用本文复制引用

黎中宝,林鹏..不同盐度梯度的桐花树种群的遗传多样性和遗传分化[J].海洋科学,2001,25(2):4-7,4.

基金项目

国家教育部博士学科点专项科研基金资助项目1999038410号 ()

海洋科学

OA北大核心CSCD

1000-3096

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